Home | History | Annotate | Line # | Download | only in dispnv50 
      1 /*	$NetBSD: nouveau_dispnv50_core.c,v 1.2 2021/12/18 23:45:32 riastradh Exp $	*/
      2 
      3 /*
      4  * Copyright 2018 Red Hat Inc.
      5  *
      6  * Permission is hereby granted, free of charge, to any person obtaining a
      7  * copy of this software and associated documentation files (the "Software"),
      8  * to deal in the Software without restriction, including without limitation
      9  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
     10  * and/or sell copies of the Software, and to permit persons to whom the
     11  * Software is furnished to do so, subject to the following conditions:
     12  *
     13  * The above copyright notice and this permission notice shall be included in
     14  * all copies or substantial portions of the Software.
     15  *
     16  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
     17  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
     18  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
     19  * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
     20  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
     21  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
     22  * OTHER DEALINGS IN THE SOFTWARE.
     23  */
     24 #include <sys/cdefs.h>
     25 __KERNEL_RCSID(0, "$NetBSD: nouveau_dispnv50_core.c,v 1.2 2021/12/18 23:45:32 riastradh Exp $");
     26 
     27 #include "core.h"
     28 
     29 #include <nvif/class.h>
     30 
     31 void
     32 nv50_core_del(struct nv50_core **pcore)
     33 {
     34 	struct nv50_core *core = *pcore;
     35 	if (core) {
     36 		nv50_dmac_destroy(&core->chan);
     37 		kfree(*pcore);
     38 		*pcore = NULL;
     39 	}
     40 }
     41 
     42 int
     43 nv50_core_new(struct nouveau_drm *drm, struct nv50_core **pcore)
     44 {
     45 	struct {
     46 		s32 oclass;
     47 		int version;
     48 		int (*new)(struct nouveau_drm *, s32, struct nv50_core **);
     49 	} cores[] = {
     50 		{ TU102_DISP_CORE_CHANNEL_DMA, 0, corec57d_new },
     51 		{ GV100_DISP_CORE_CHANNEL_DMA, 0, corec37d_new },
     52 		{ GP102_DISP_CORE_CHANNEL_DMA, 0, core917d_new },
     53 		{ GP100_DISP_CORE_CHANNEL_DMA, 0, core917d_new },
     54 		{ GM200_DISP_CORE_CHANNEL_DMA, 0, core917d_new },
     55 		{ GM107_DISP_CORE_CHANNEL_DMA, 0, core917d_new },
     56 		{ GK110_DISP_CORE_CHANNEL_DMA, 0, core917d_new },
     57 		{ GK104_DISP_CORE_CHANNEL_DMA, 0, core917d_new },
     58 		{ GF110_DISP_CORE_CHANNEL_DMA, 0, core907d_new },
     59 		{ GT214_DISP_CORE_CHANNEL_DMA, 0, core827d_new },
     60 		{ GT206_DISP_CORE_CHANNEL_DMA, 0, core827d_new },
     61 		{ GT200_DISP_CORE_CHANNEL_DMA, 0, core827d_new },
     62 		{   G82_DISP_CORE_CHANNEL_DMA, 0, core827d_new },
     63 		{  NV50_DISP_CORE_CHANNEL_DMA, 0, core507d_new },
     64 		{}
     65 	};
     66 	struct nv50_disp *disp = nv50_disp(drm->dev);
     67 	int cid;
     68 
     69 	cid = nvif_mclass(&disp->disp->object, cores);
     70 	if (cid < 0) {
     71 		NV_ERROR(drm, "No supported core channel class\n");
     72 		return cid;
     73 	}
     74 
     75 	return cores[cid].new(drm, cores[cid].oclass, pcore);
     76 }
     77